/*
 * Copyright (C) 2005 Luca Veltri - University of Parma - Italy
 *
 * This file is part of MjSip (http://www.mjsip.org)
 *
 * MjSip is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * MjSip is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with MjSip; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author(s):
 * Luca Veltri (luca.veltri@unipr.it)
 */

package org.zoolu.net;




/** A SocketAddress is a pair { address, port }.
 */
public class SocketAddress
{
    /** The IpAddress */
    IpAddress ipaddr;

    /** The port */
    int port;


    /** Creates a SocketAddress. */
    public SocketAddress(IpAddress ipaddr, int port)
    {  init(ipaddr,port);
    }

    /** Creates a SocketAddress. */
    public SocketAddress(String addr, int port)
    {  init(new IpAddress(addr),port);
    }

    /** Creates a SocketAddress. */
    public SocketAddress(String soaddr)
    {  String addr=null;
        int port=-1;
        int colon=soaddr.indexOf(':');
        if (colon<0) addr=soaddr;
        else
        {  addr=soaddr.substring(0,colon);
            try {  port=Integer.parseInt(soaddr.substring(colon+1));  } catch (Exception e) {}
        }
        init(new IpAddress(addr),port);
    }

    /** Creates a SocketAddress. */
    public SocketAddress(SocketAddress soaddr)
    {  init(soaddr.ipaddr,soaddr.port);
    }

    /** Inits the SocketAddress. */
    private void init(IpAddress ipaddr, int port)
    {  this.ipaddr=ipaddr;
        this.port=port;
    }

    /** Gets the host address. */
    public IpAddress getAddress()
    {  return ipaddr;
    }

    /** Gets the port. */
    public int getPort()
    {  return port;
    }

    /** Makes a copy. */
    public Object clone()
    {  return new SocketAddress(this);
    }

    /** Whether it is equal to Object <i>obj</i>. */
    public boolean equals(Object obj)
    {  try
    {  SocketAddress saddr=(SocketAddress)obj;
        if (port!=saddr.port) return false;
        if (!ipaddr.equals(saddr.ipaddr)) return false;
        return true;
    }
    catch (Exception e) {  return false;  }
    }

    /** Returns a hash code value for the object. */
    public int hashCode()
    {  return toString().hashCode();
    }

    /** Returns a String representation of this object. */
    public String toString()
    {  return (ipaddr.toString()+":"+port);
    }

}
